250 prompts matching "Chemistry at work: The historical models of the atom compared"
Spot my mistake: Explaining metallic conductivity by the movement of ions
Act as my SS2 Chemistry tutor. Show me a worked answer on explaining metallic conductivity
Exam practice: The extraction of iron in the blast furnace
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Practice set: The chemical behaviour of metals and non-metals compared
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Exam practice: The halogens as a family of non-metals
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Practice set: The electrolysis of brine and the products it gives
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Exam practice: The electrolysis of molten and of aqueous compounds compared
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Calculation practice: Preparing a solution of a stated concentration
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Spot my mistake: Omitting the sign of an enthalpy change
Act as my SS2 Chemistry tutor. Show me a worked answer on omitting the sign of an enthalpy
Exam practice: Measuring rate by volume of gas or by loss of mass
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Calculation practice: Calculating rate from a graph of concentration against time
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Exam practice: The reactions of the alkanoic acids
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Exam practice: The uses of the common plastics
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Exam practice: The uses of each petroleum fraction
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Exam practice: Mild, medium and high carbon steel, and the use of each
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Real-life Nigeria: The properties of ionic and covalent compounds compared
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Spot my mistake: Assigning an oxidation number without checking the overall charge
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Spot my mistake: Calling the oxidising agent the substance that is oxidised
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Teach me: The general physical properties of metals
You are my personal SS2 Chemistry tutor. Teach me the general physical properties of metal
Quiz me: The link between reactivity and the method of extraction
Act as my SS2 Chemistry tutor and quiz me on the link between reactivity and the method of
Teach me: The general physical properties of non-metals
You are my personal SS2 Chemistry tutor. Teach me the general physical properties of non-m